What's your upgrade path from 5.x.2 to 5.x.4 Atmos using in-ceiling speakers (no up-firing) without cutting unnecessary holes in the ceiling? Dolby's layouts do not provide a good path from 5.1.2 to
Home Theater Speaker Guide
Denon AVC-X4700H AV Receiver & Diamond 5.1.4 Speaker Package, Black at AV.com